The introduction of the RDX marked the first time that the luxury car division of Honda Motor had a compact crossover sports utility vehicle as an entry in the US market. The Acura RDX is also distinctive for being one of the first and only four-cylinder powered luxury SUVs. The RDX, which first went on sale in 2006, is powered by Acura’s first turbocharged gasoline engine.
Manufactured entirely of aluminum, the 2.3-liter straight-4 K23AI engine of Acura RDX sports dual balance shafts and an i-VTEC (variable valve timing and lift electronic control) head. This SUV’s variable flow turbocharger cuts turbo lag by using a valve to narrow the exhaust passage at low rpm, boosting the velocity of the exhaust flow which keeps the turbine spinning swiftly. At higher rpm, the valve opens to allow more exhaust flow for additional boost. The engine also boasts of a top-mounted intercooler which receives air from the grille, channeled through ducts under the hood. The RDX also uses a unique platform developed specifically for the vehicles advanced all-wheel drive setup.
Base MSRP for New Acura RDX: $32,895
Estimated MPG for New Acura RDX: 17 City/22 Hwy
Available Trims: base, Technology
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